﻿using System.Text;

namespace Common
{
   public class ConnectionEncodeAndDecode
    {
        /// <summary>
        /// Base64加密
        /// </summary>
        /// <param name="codeName">加密采用的编码方式</param>
        /// <param name="source">待加密的明文</param>
        /// <returns></returns>
        public string EncodeBase64(Encoding encode, string source)
        {
            //string enstring = "";
            //byte[] bytes = encode.GetBytes(source);
            //try
            //{
            //    enstring = Convert.ToBase64String(bytes);
            //}
            //catch
            //{
            //    enstring = source;
            //}
            //return enstring;
            return source;
        }

        /// <summary>
        /// Base64加密，采用utf8编码方式加密
        /// </summary>
        /// <param name="source">待加密的明文</param>
        /// <returns>加密后的字符串</returns>
        public string EncodeBase64(string source)
        {
            //return EncodeBase64(Encoding.UTF8, source);
            return source;
        }

        /// <summary>
        /// Base64解密
        /// </summary>
        /// <param name="codeName">解密采用的编码方式，注意和加密时采用的方式一致</param>
        /// <param name="result">待解密的密文</param>
        /// <returns>解密后的字符串</returns>
        public string DecodeBase64(Encoding encode, string result)
        {
            //string decode = "";
            //byte[] bytes = Convert.FromBase64String(result);
            //try
            //{
            //    decode = encode.GetString(bytes);
            //}
            //catch
            //{
            //    decode = result;
            //}
            //return decode;
            return result;
        }

        /// <summary>
        /// Base64解密，采用utf8编码方式解密
        /// </summary>
        /// <param name="result">待解密的密文</param>
        /// <returns>解密后的字符串</returns>
        public string DecodeBase64(string result)
        {
            //return DecodeBase64(Encoding.UTF8, result);
            return result;
        }

    }
}
